{{cite journal | last1=Riaz | first1=T. | author2=A. Javaid | year=2010 | title=PREVALENCE OF INVASIVE PARTHENIUM WEED IN DISTRICT HAFIZABAD, PAKISTAN | journal=Journal of Animal and Plant Sciences | volume=20 | issue=2 | pages=90-93 | issn=1018-7081 | eissn=2309-8694 | publisher=Pakistan Agricultural Scientists Forum | url=https://thejaps.org.pk/AbstractView.aspx?mid=2010-JAPS-212}}